{"product_id":"sc16is752-i2c-spi-dual-channel-uart-converter-module-3-3v-5v-arduino","title":"SC16IS752 I²C\/SPI to Dual-Channel UART Converter Module — 2×UART, 3.3V\/5V, Arduino","description":"\u003ch2\u003eSC16IS752 I²C \/ SPI to Dual-Channel UART Converter Module — 2×UART, 3.3V\/5V\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eSC16IS752 module\u003c\/strong\u003e adds \u003cstrong\u003etwo independent UART serial ports\u003c\/strong\u003e to any microcontroller via a single I²C or SPI interface. Based on the NXP SC16IS752 bridge IC, each UART channel supports baud rates up to 5Mbps with 64-byte TX\/RX FIFOs, making it ideal for Arduino, ESP32, and Raspberry Pi projects that require more serial ports than the MCU natively provides.\u003c\/p\u003e\u003ch3\u003eKey Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eIC\u003c\/td\u003e\n\u003ctd\u003eNXP SC16IS752\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface to MCU\u003c\/td\u003e\n\u003ctd\u003eI²C or SPI (selectable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUART Channels\u003c\/td\u003e\n\u003ctd\u003e2 independent full-duplex UART\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Baud Rate\u003c\/td\u003e\n\u003ctd\u003e5Mbps per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTX\/RX FIFO\u003c\/td\u003e\n\u003ctd\u003e64 bytes per channel (TX + RX)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupply Voltage\u003c\/td\u003e\n\u003ctd\u003e3.3V or 5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI²C Address\u003c\/td\u003e\n\u003ctd\u003eConfigurable via A0\/A1 jumper pins\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdditional GPIO\u003c\/td\u003e\n\u003ctd\u003e8 GPIO pins (via SC16IS752)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlow Control\u003c\/td\u003e\n\u003ctd\u003eRTS\/CTS hardware flow control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eWhy Choose SC16IS752?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✅ \u003cstrong\u003e2 extra UART ports via I²C\/SPI\u003c\/strong\u003e — no additional MCU pins consumed beyond 2–4\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003e5Mbps per channel\u003c\/strong\u003e — high-speed serial for demanding applications\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003e64-byte FIFO per channel\u003c\/strong\u003e — reduces interrupt overhead and prevents data loss\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003e3.3V \/ 5V compatible\u003c\/strong\u003e — works with Arduino, ESP32, Raspberry Pi\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003e8 bonus GPIO pins\u003c\/strong\u003e — extra I\/O from the SC16IS752 GPIO register\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eI²C address configurable\u003c\/strong\u003e — multiple modules on the same bus\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdding 2 extra UART ports to Arduino Uno\/Mega\u003c\/li\u003e\n\u003cli\u003eESP32 multi-UART expansion for GPS + GSM simultaneously\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi additional serial port for RS232\/RS485\u003c\/li\u003e\n\u003cli\u003eIndustrial multi-device serial communication hub\u003c\/li\u003e\n\u003cli\u003eRS232 \/ RS485 multi-port interface expansion\u003c\/li\u003e\n\u003cli\u003eModbus RTU multi-slave polling system\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePackage Contents\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e1 × SC16IS752 I²C\/SPI to Dual UART Converter Module\u003c\/li\u003e\u003c\/ul\u003e","brand":"Keszoox","offers":[{"title":"Default Title","offer_id":46991432057067,"sku":"\u003cnone\u003e","price":19.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/sc16is752-i2c-spi-dual-channel-uart-converter.webp?v=1761882660","url":"https:\/\/keszoox.com\/products\/sc16is752-i2c-spi-dual-channel-uart-converter-module-3-3v-5v-arduino","provider":"Keszoox","version":"1.0","type":"link"}